에이치의 모바일 앱 개발

/**
 * Created by lsh on 2016-08-16.
 * version 1.0.1
 */
public class SettingActivity extends PreferenceActivity {
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        addPreferencesFromResource(R.xml.pref_settings);

        setOnPreferenceChange(findPreference("wifishowFlag"));
        setOnPreferenceChange(findPreference("autosaveFlag"));
        setOnPreferenceChange(findPreference("notificationFlag"));
        setOnPreferenceChange(findPreference("vibrateFlag"));
    }

    private void InitPreference(Preference preference, Object newValue) {
/*
        String stringValue = newValue.toString();
        Log.e("TEST", stringValue);
        if (preference instanceof CheckBoxPreference) {
            preference.setSummary(stringValue);

        } else if (preference instanceof SwitchPreference) {

//            ListPreference listPreference = (ListPreference) preference;
//            int index = listPreference.findIndexOfValue(stringValue);
//
//            preference.setSummary(index >= 0 ? listPreference.getEntries()[index]
//                            : null);

        } else if (preference instanceof RingtonePreference) {

            if (TextUtils.isEmpty(stringValue)) {
                preference.setSummary("무음으로 설정됨");

            } else {
                Ringtone ringtone = RingtoneManager.getRingtone(
                        preference.getContext(), Uri.parse(stringValue));

                if (ringtone == null) {
                    preference.setSummary(null);

                } else {
                    String name = ringtone
                            .getTitle(preference.getContext());
                    preference.setSummary(name);
                }
            }
        }*/
    }

    private Preference.OnPreferenceChangeListener onPreferenceChangeListener = new Preference.OnPreferenceChangeListener() {
        @Override
        public boolean onPreferenceChange(Preference preference, Object newValue) {
            InitPreference(preference, newValue);
            return true;
        }
    };

    private void setOnPreferenceChange(Preference mPreference) {
        mPreference.setOnPreferenceChangeListener(onPreferenceChangeListener);

        onPreferenceChangeListener.onPreferenceChange(mPreference,
                PreferenceManager.getDefaultSharedPreferences(mPreference.getContext()).getBoolean(mPreference.getKey(), false));
    }
}

+ xml dir in res dir at create

-> pref_settings.xml source

<?xml version="1.0" encoding="utf-8"?>
<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android">
    <CheckBoxPreference
        android:defaultValue="false"
        android:key="wifishowFlag"
        android:summaryOff="Wi-Fi 목록을 지도 위에 표시 하지 않습니다."
        android:summaryOn="Wi-Fi 목록을 지도 위에 표시 합니다."
        android:title="Wi-Fi 표시" />
    <SwitchPreference
        android:defaultValue="false"
        android:key="autosaveFlag"
        android:summary="연결된 WiFi 정보를 자동으로 저장합니다."
        android:switchTextOff="OFF"
        android:switchTextOn="On"
        android:title="자동 저장" />
    <CheckBoxPreference
        android:defaultValue="false"
        android:dependency="autosaveFlag"
        android:key="notificationFlag"
        android:summaryOff="알림 OFF"
        android:summaryOn="알림 ON"
        android:title="알림 사용 여부" />
    <CheckBoxPreference
        android:defaultValue="false"
        android:dependency="autosaveFlag"
        android:key="vibrateFlag"
        android:summaryOff="진동 OFF"
        android:summaryOn="진동 ON"
        android:title="진동 사용 여부" />

</PreferenceScreen>